Home / 30,037.70-41,448.85-16,606.79

Finding the Fourth Proportional to 30,037.70, 41,448.85 and 16,606.79

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Solution

The fourth proportional to 30,037.70, 41,448.85 and 16,606.79 is: 22,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,037.70 : 41,448.85 = 16,606.79 : x
  2. Step 2: Convert to fraction form
    30,037.70/41,448.85 = 16,606.79/x
  3. Step 3: Cross multiply
    30,037.70x = 41,448.85 × 16,606.79
  4. Step 4: Simplify right side
    30,037.70x = 688,332,347.69
  5. Step 5: Solve for x
    x = 688,332,347.69/30,037.70
  6. Step 6: Final answer
    x = 22,915.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.